Homework help, seawater contains 0.75g of Fe+3 per kilogram of water. What ...

seawater contains 0.75g of Fe+3 per kilogram of water. What is the concentration of Fe_3 in ppm?

Determine the taste threshold for different sensations, Q. Determine the ta...

Q. Determine the taste threshold for different sensations? • perceive the individual differences existing for taste stimulation, and • identify your own threshold and iden

Inorganic chemistry, Why nitrate give blue color

Why nitrate give blue color

An element has the electronic configuration, An element has the electronic ...

An element has the electronic configuration 1s 2 , 2s 2, 2p 6 , 3s 2 , 3p 2 . Its valency electrons are: (1) 6        (2) 2         (3) 3       (4)4 Ans: 4

What is the mechanism of e1cb?, E1cb means elimination, unimolecular, of th...

E1cb means elimination, unimolecular, of the conjugate base. This type elimination proceeds through the carbanion mechanism. An carbon compound, acting as an acid, is attacked by

Ionic bond,

Why polar solvent favours sn1 mechanism , The S N 1 reaction is a substit...

The S N 1 reaction is a substitution reaction in organic chemistry. "SN" place for nucleophilic substitution and the "1" shows  the fact that the rate-determining step is unimole

Applications of atomic fluorescence spectrometry, Applications of atomic fl...

Applications of atomic fluorescence spectrometry: In common AFS is used to determine the concentration stages of elements in samples (elemental analysis). For favorable elemen

Hydrogen, hydrogen behave as a metal at low pressure only why

hydrogen behave as a metal at low pressure only why

Preservatives - chemicals in food, Preservatives: The preservatives av...

Preservatives: The preservatives avoid spoilage of food because of microbial expansion. The most common preservative employed is sodium benzoate; C 6 H 5 COON a It is metabol